CVEvulnerability
CVE-2019-8375
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2019-02-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-119
Description
The UIProcess subsystem in WebKit, as used in WebKitGTK through 2.23.90 and WebKitGTK+ through 2.22.6 and other products, does not prevent the script dialog size from exceeding the web view size, which allows remote attackers to cause a denial of service (Buffer Overflow) or possibly have unspecified other impact, related to UIProcess/API/gtk/WebKitScriptDialogGtk.cpp, UIProcess/API/gtk/WebKitScriptDialogImpl.cpp, and UIProcess/API/gtk/WebKitWebViewGtk.cpp, as demonstrated by GNOME Web (aka Epiphany).
Affected configurations
• webkitgtk webkitgtk (<= 2.23.90)
• webkitgtk webkitgtk\+ (<= 2.22.6)
• opensuse leap 15.0
• opensuse leap 42.3
• canonical ubuntu linux 18.04
• canonical ubuntu linux 18.10
Related
Weakness · CWE (1)
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00058.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00005.html Mailing List, Third Party Advisory
- https://bugs.webkit.org/show_bug.cgi?id=184875 Issue Tracking, Permissions Required, Third Party Advisory
- https://github.com/WebKit/webkit/commit/6f9b511a115311b13c06eb58038ddc2c78da5531 Patch, Third Party Advisory
- https://trac.webkit.org/changeset/241515/webkit Patch, Vendor Advisory
- https://usn.ubuntu.com/3948-1/ Third Party Advisory
- https://www.exploit-db.com/exploits/46465/ Exploit, Third Party Advisory, VDB Entry
- https://www.inputzero.io/2019/02/fuzzing-webkit.html Exploit, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00058.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00005.html Mailing List, Third Party Advisory
- https://bugs.webkit.org/show_bug.cgi?id=184875 Issue Tracking, Permissions Required, Third Party Advisory
- https://github.com/WebKit/webkit/commit/6f9b511a115311b13c06eb58038ddc2c78da5531 Patch, Third Party Advisory
- https://trac.webkit.org/changeset/241515/webkit Patch, Vendor Advisory
- https://usn.ubuntu.com/3948-1/ Third Party Advisory
- https://www.exploit-db.com/exploits/46465/ Exploit, Third Party Advisory, VDB Entry
- https://www.inputzero.io/2019/02/fuzzing-webkit.html Exploit, Third Party Advisory